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fairfieldite

noun
fair·​field·​ite | \ˈfa(a)ərˌfēlˌdīt, ˈferˌ-\
plural -s

Definition of fairfieldite 

: a mineral Ca2Mn(PO4)2·2H2O consisting of a white or pale yellow hydrous calcium manganese phosphate and usually occurring foliated or fibrous (specific gravity 3.07–3.15)

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History and Etymology for fairfieldite

Fairfield county, Connecticut + English -ite

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